Finding the Fourth Proportional to 76,227.05, 105,193.53 and 42,235.27

Step by Step Solution

1. Step 1: Write the proportion equation
   76,227.05 : 105,193.53 = 42,235.27 : x
2. Step 2: Convert to fraction form
   76,227.05/105,193.53 = 42,235.27/x
3. Step 3: Cross multiply
   76,227.05x = 105,193.53 × 42,235.27
4. Step 4: Simplify right side
   76,227.05x = 4,442,876,878.82
5. Step 5: Solve for x
   x = 4,442,876,878.82/76,227.05
6. Step 6: Final answer
   x = 58,284.78